5.2 Prefixation 求 Order Disorder Literate Illiterate Symmetry Asymmetry Governmental Nongovernmental Relevant Irrelevant Productive Unproductive Believable a Un believable Vulnerable Invulnerable Sane Insane Related Unrelated Aligned nonaligned Mature Immature 米 English Lexicology (m) 8English Lexicology(II) 8 5.2 Prefixation ◼ Order ◼ Literate ◼ Symmetry ◼ Governmental ◼ Relevant ◼ Productive ◼ Believable ◼ Vulnerable ◼ Sane ◼ Related ◼ Aligned ◼ Mature ◼ Disorder ◼ Illiterate ◼ Asymmetry ◼ Nongovernmental ◼ Irrelevant ◼ Unproductive ◼ Unbelievable ◼ Invulnerable ◼ Insane ◼ Unrelated ◼ Nonaligned ◼ Immature